Read the following text. Choose the best word (s) for each numbered blank and mark A, B, C or D on the ANSWER SHEET. (10 points)
Today we live in a world where GPS systems,digital maps,and other navigation apps are available on our smart phone___1___ of us just walk straight into the woods without a phone. But phones__2__on batteries, and batteries can die faster than we realize.__3__you get lost without a phone or a compass,and you __4__get lost without a phone or a compass, and you __4__can`t find north, a few tricks to help you navigate__5__to civilization,one of which is to follow the land.
When you find youself well__6__ a trail, but not in a completely __7__area, you have to answer two questions: Which __8__is downhill, in this particular area? And where is the nearest water source? Humans overwhelmingly live in valleys, and on supplies of fresh water.__9__, if you head downhill, and folow any H2O you find, you should __10__see signs of people.
If you`ve explored the area before, keep an eye out for familiar sights-you may be __11__how quickly identifying a distincive rock or tree can restore your bearings.
Another__12__:Climb high and look for signs of human habitation.__13__,even in dense forest,you should able to __14__gaps in the tree line due to roads, train tracks, and other paths people carve__15__ the woods. Head toward these __16__ to find a way out. At night, scan the horizon for __17__ light sources, such as fires and streelights, then walk toward the glow of light pollution.
__18__,assuming you`re lost in an area humans tend to frquent, look for the __19__we leave on the landscape. Trail blazes, tire tracks, and other features can __20__you to civilization.